| No.904 Expeditionary Air Wing | |
|---|---|
 | |
| Active | 1 October 1944 – 30 November 1946 1 April 2006 – December 2009 |
| Disbanded | December 2009 |
| Country | United Kingdom |
| Branch | Royal Air Force |
| Role | Expeditionary operations |
| Part of | Part of No. 83 Expeditionary Air Group |
| Home station | Kandahar Airfield, Afghanistan |
| Motto(s) | Ex aere auxilium (Latin for 'Help from the air') |
No. 904 Expeditionary Air Wing was a wing of the Royal Air Force. It was stationed at Kandahar Airfield in Afghanistan controlling RAF operations at the air base there. It was activated on 1 April 2006 as part of a modernisation package to make the RAF more deployable on an expeditionary basis. It used to report to No. 83 Expeditionary Air Group.